Home / 48,363.48-72,563.85-18,802.13

Finding the Fourth Proportional to 48,363.48, 72,563.85 and 18,802.13

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Solution

The fourth proportional to 48,363.48, 72,563.85 and 18,802.13 is: 28,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,363.48 : 72,563.85 = 18,802.13 : x
  2. Step 2: Convert to fraction form
    48,363.48/72,563.85 = 18,802.13/x
  3. Step 3: Cross multiply
    48,363.48x = 72,563.85 × 18,802.13
  4. Step 4: Simplify right side
    48,363.48x = 1,364,354,578.18
  5. Step 5: Solve for x
    x = 1,364,354,578.18/48,363.48
  6. Step 6: Final answer
    x = 28,210.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.